US11665643B2 - Signal sending and receiving method and apparatus - Google Patents

Signal sending and receiving method and apparatus Download PDF

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US11665643B2
US11665643B2 US17/054,555 US201917054555A US11665643B2 US 11665643 B2 US11665643 B2 US 11665643B2 US 201917054555 A US201917054555 A US 201917054555A US 11665643 B2 US11665643 B2 US 11665643B2
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sequence
signal
init
time domain
domain location
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US20210274443A1 (en
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Weiwei YANG
Bo Dai
Huiying Fang
Kun Liu
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ZTE Corp
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ZTE Corp
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W52/00—Power management, e.g. TPC [Transmission Power Control], power saving or power classes
    • H04W52/02—Power saving arrangements
    • H04W52/0209—Power saving arrangements in terminal devices
    • H04W52/0225—Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal
    • H04W52/0235—Power saving arrangements in terminal devices using monitoring of external events, e.g. the presence of a signal where the received signal is a power saving command
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/0007—Code type
    • H04J13/0022—PN, e.g. Kronecker
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/0007—Code type
    • H04J13/004—Orthogonal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/0007—Code type
    • H04J13/0055—ZCZ [zero correlation zone]
    • H04J13/0059—CAZAC [constant-amplitude and zero auto-correlation]
    • H04J13/0062—Zadoff-Chu
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/10—Code generation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/10—Code generation
    • H04J13/102—Combining codes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J13/00—Code division multiplex systems
    • H04J13/10—Code generation
    • H04J13/14—Generation of codes with a zero correlation zone
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D30/00—Reducing energy consumption in communication networks
    • Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks

Definitions

  • the disclosure relates to the field of communications, for example, to a signal sending and receiving method and apparatus.
  • Machine Type Communications also known as Machine to Machine (M2M) communication
  • MTC Machine to Machine
  • IoT Internet of Things
  • GSM Global System of Mobile Communication
  • LTE Long Term Evolution
  • LTE-A Long Term Evolution-Advanced
  • MTC-A Long Term Evolution-Advanced
  • C-IoT Cellular-Internet of Things
  • 3GPP 3rd Generation Partnership Project
  • NB-IoT Narrow Band-Internet of Things
  • a NB-IoT system focuses on a radio frequency access technology with low complexity and low throughput, and the main research objectives of the NB-IoT include improved indoor coverage, support for a large number of low throughput user devices, low delay sensitivity, ultra-low cost of device, low power loss of device, and network architecture.
  • a network may send a paging request to User Equipment (UE) in RRC-idle state and RRC-connected state.
  • UE User Equipment
  • a paging process may be triggered by a core network to notify certain UEs to receive a paging request.
  • the paging process may alternatively be triggered by an eNB to notify the update of system information.
  • a paging message is scheduled by a Physical Downlink Control Channel (PDCCH) scrambled using P-Radio Network Temporary Identifier (RNTI), and is transmitted through a Physical Downlink Shared Channel (PDSCH).
  • PDCCH Physical Downlink Control Channel
  • RNTI P-Radio Network Temporary Identifier
  • PDSCH Physical Downlink Shared Channel
  • the UE checks the corresponding PDCCH on a Paging Occasion (PO) to determine whether the PDSCH indicated by the PDCCH carries the paging message.
  • PO Paging Occasion
  • the terminal If the UE does not detect the corresponding PDCCH on the PO, which means that there is no paging message on the PO, the terminal enters a sleep state and does not receive data until the next PO, and this mechanism is called Discontinuous Reception (DRX).
  • DRX Discontinuous Reception
  • the UE needs to conduct blind detection of the PDCCH on each PO. For this reason, it is considered to introduce a wake-up signal to further reduce power consumption, that is, the UE conducts the blind detection of the PDCCH only when detecting the corresponding wake-up signal/channel.
  • a new synchronization signal is also introduced to the MTC system, so as to reduce the time required for the UE to access the system, thus reducing the power consumption of the UE.
  • Embodiments of the disclosure provide a signal sending and receiving method and apparatus to solve the problem in the related technology that a specific method for generating a sequence corresponding to a newly introduced signal has not been proposed.
  • a signal sending method which includes an operation of sending a first signal.
  • a sequence of the first signal is generated at least based on a first sequence and a second sequence.
  • the first sequence and the second sequence are determined in one of the following manners.
  • the first sequence is determined at least according to start time domain location information of the first signal and current time domain location information of the first signal
  • the second sequence is determined at least according to a cell index corresponding to the first signal.
  • the first sequence is determined at least according to the start time domain location information of the first signal
  • the second sequence is determined at least according to the cell index corresponding to the first signal and the current time domain location information of the first signal.
  • the first sequence is determined at least according to the start time domain location information of the first signal, the current time domain location information of the first signal, and the cell index corresponding to the first signal, and the second sequence is determined at least according to the cell index corresponding to the first signal.
  • the first sequence is determined at least according to the start time domain location information of the first signal and the cell index corresponding to the first signal
  • the second sequence is determined at least according to the cell index corresponding to the first signal and the current time domain location information of the first signal.
  • the first sequence and the second sequence are determined at least according to the cell index corresponding to the first signal.
  • a signal receiving method which includes an operation of receiving a first signal sent by a base station.
  • the sequence of the first signal is generated at least based on a first sequence and a second sequence.
  • the first sequence and the second sequence are determined in one of the following manners.
  • the first sequence is determined at least according to start time domain location information of the first signal and current time domain location information of the first signal
  • the second sequence is determined at least according to a cell index corresponding to the first signal.
  • the first sequence is determined at least according to the start time domain location information of the first signal
  • the second sequence is determined at least according to the cell index corresponding to the first signal and the current time domain location information of the first signal.
  • the first sequence is determined at least according to the start time domain location information of the first signal, the current time domain location information of the first signal, and the cell index corresponding to the first signal, and the second sequence is determined at least according to the cell index corresponding to the first signal.
  • the first sequence is determined at least according to the start time domain location information of the first signal and the cell index corresponding to the first signal
  • the second sequence is determined at least according to the cell index corresponding to the first signal and the current time domain location information of the first signal.
  • the first sequence and the second sequence are determined at least according to the cell index corresponding to the first signal.
  • a signal sending apparatus which is applied to the base station and includes a sending module configured to send a first signal.
  • a sequence of the first signal is generated at least based on a first sequence and a second sequence.
  • the first sequence and the second sequence are determined in one of the following manners.
  • the first sequence is determined at least according to start time domain location information of the first signal and current time domain location information of the first signal
  • the second sequence is determined at least according to a cell index corresponding to the first signal.
  • the first sequence is determined at least according to the start time domain location information of the first signal
  • the second sequence is determined at least according to the cell index corresponding to the first signal and the current time domain location information of the first signal.
  • the first sequence is determined at least according to the start time domain location information of the first signal, the current time domain location information of the first signal, and the cell index corresponding to the first signal, and the second sequence is determined at least according to the cell index corresponding to the first signal.
  • the first sequence is determined at least according to the start time domain location information of the first signal and the cell index corresponding to the first signal
  • the second sequence is determined at least according to the cell index corresponding to the first signal and the current time domain location information of the first signal.
  • the first sequence and the second sequence are determined at least according to the cell index corresponding to the first signal.
  • a signal receiving apparatus which is applied to UE and includes a receiving module configured to receive a first signal sent by a base station.
  • a sequence of the first signal is generated at least based on a first sequence and a second sequence.
  • the first sequence and the second sequence are determined in one of the following manners. In a first manner, the first sequence is determined at least according to start time domain location information of the first signal and current time domain location information of the first signal, and the second sequence is determined at least according to a cell index corresponding to the first signal.
  • the first sequence is determined at least according to the start time domain location information of the first signal, and the second sequence is determined at least according to the cell index corresponding to the first signal and the current time domain location information of the first signal.
  • the first sequence is determined at least according to the start time domain location information of the first signal, the current time domain location information of the first signal, and the cell index corresponding to the first signal, and the second sequence is determined at least according to the cell index corresponding to the first signal.
  • the first sequence is determined at least according to the start time domain location information of the first signal and the cell index corresponding to the first signal
  • the second sequence is determined at least according to the cell index corresponding to the first signal and the current time domain location information of the first signal.
  • the first sequence and the second sequence are determined at least according to the cell index corresponding to the first signal.
  • a storage medium stores a computer program.
  • the computer program is configured to execute, when running, operations in any of the above method embodiments.
  • an electronic device which includes a memory and a processor.
  • the memory stores a computer program.
  • the processor is configured to run the computer program to execute operations in any of the above method embodiments.
  • the first signal is sent.
  • a sequence of the first signal is generated at least based on a first sequence and a second sequence.
  • the first sequence and the second sequence are determined in one of the following manners.
  • the first sequence is determined at least according to start time domain location information of the first signal and current time domain location information of the first signal
  • the second sequence is determined at least according to a cell index corresponding to the first signal.
  • the first sequence is determined at least according to the start time domain location information of the first signal
  • the second sequence is determined at least according to the cell index corresponding to the first signal and the current time domain location information of the first signal.
  • the first sequence is determined at least according to the start time domain location information of the first signal, the current time domain location information of the first signal, and the cell index corresponding to the first signal, and the second sequence is determined at least according to the cell index corresponding to the first signal.
  • the first sequence is determined at least according to the start time domain location information of the first signal and the cell index corresponding to the first signal
  • the second sequence is determined at least according to the cell index corresponding to the first signal and the current time domain location information of the first signal.
  • the first sequence and the second sequence are determined at least according to the cell index corresponding to the first signal.
  • FIG. 1 is a flowchart of a signal sending method according to an embodiment of the disclosure
  • FIG. 2 is a flowchart of a signal receiving method according to an embodiment of the disclosure
  • FIG. 3 is a first schematic diagram of a signal sending method according to an optional embodiment of the disclosure.
  • FIG. 4 is a second schematic diagram of a signal sending method according to an optional embodiment of the disclosure.
  • FIG. 5 is a third schematic diagram of a signal sending method according to an optional embodiment of the disclosure.
  • FIG. 6 is a structure diagram of a signal sending apparatus according to an embodiment of the disclosure.
  • FIG. 7 is a structure diagram of a signal receiving apparatus according to an embodiment of the disclosure.
  • FIG. 1 is a flowchart of the signal sending method according to the embodiment of the disclosure. As shown in FIG. 1 , the flow includes the following operation.
  • a first signal is sent.
  • a sequence of the first signal is generated at least based on a first sequence and a second sequence.
  • the first sequence and the second sequence are determined in one of the following manners.
  • the first sequence is determined at least according to start time domain location information of the first signal and current time domain location information of the first signal
  • the second sequence is determined at least according to a cell index corresponding to the first signal.
  • the first sequence is determined at least according to the start time domain location information of the first signal
  • the second sequence is determined at least according to the cell index corresponding to the first signal and the current time domain location information of the first signal.
  • the first sequence is determined at least according to the start time domain location information of the first signal, the current time domain location information of the first signal, and the cell index corresponding to the first signal, and the second sequence is determined at least according to the cell index corresponding to the first signal.
  • the first sequence is determined at least according to the start time domain location information of the first signal and the cell index corresponding to the first signal
  • the second sequence is determined at least according to the cell index corresponding to the first signal and the current time domain location information of the first signal.
  • the first sequence and the second sequence are determined at least according to the cell index corresponding to the first signal.
  • the executer of the above operation may be, but is not limited to be, a base station.
  • the first sequence is a pseudo-random sequence
  • the second sequence is a Zadoff-Chu (ZC) sequence
  • the first sequence is a Hadamard sequence
  • the second sequence is a ZC sequence.
  • the first sequence and the second sequence are determined at least according to the cell index corresponding to the first signal includes that: a sequence index of the first sequence and a root sequence index of the second sequence are determined according to the cell index corresponding to the first signal.
  • the start time domain location information of the first signal includes at least one of the following: a start radio frame index, a start subframe index, a start radio frame index of a first channel search space corresponding to the first signal, and a start subframe index of the first channel search space corresponding to the first signal.
  • the current time domain location information of the first signal includes at least one of the following: a current radio frame index, a current subframe index, a first offset value of a current subframe relative to a start subframe of the first signal, a second offset value of a current radio frame relative to a start radio frame of the first signal, a third offset value of the current subframe relative to the start radio frame of the first signal, and a fourth offset value of the current radio frame relative to the start subframe of the first signal.
  • the first signal includes at least one of a synchronization signal and a wake-up signal.
  • the sequence of the first signal is generated further based on a third sequence.
  • the third sequence is an orthogonal sequence with a length F, or the third sequence is generated based on a fourth sequence with a length G, where F is a total number of subframes corresponding to the first signal, and G is a positive integer less than or equal to F.
  • FIG. 2 is a flowchart of the signal receiving method according to the embodiment of the disclosure. As shown in FIG. 2 , the flow includes the following operations.
  • a first signal sent by a base station is received.
  • a sequence of the first signal is generated at least based on a first sequence and a second sequence.
  • the first sequence and the second sequence are determined in one of the following manners.
  • the first sequence is determined at least according to start time domain location information of the first signal and current time domain location information of the first signal
  • the second sequence is determined at least according to a cell index corresponding to the first signal.
  • the first sequence is determined at least according to the start time domain location information of the first signal
  • the second sequence is determined at least according to the cell index corresponding to the first signal and the current time domain location information of the first signal.
  • the first sequence is determined at least according to the start time domain location information of the first signal, the current time domain location information of the first signal, and the cell index corresponding to the first signal, and the second sequence is determined at least according to the cell index corresponding to the first signal.
  • the first sequence is determined at least according to the start time domain location information of the first signal and the cell index corresponding to the first signal
  • the second sequence is determined at least according to the cell index corresponding to the first signal and the current time domain location information of the first signal.
  • the first sequence and the second sequence are determined at least according to the cell index corresponding to the first signal.
  • the executer of the above operation may be, but is not limited to be, user equipment (UE).
  • UE user equipment
  • the first sequence is a pseudo-random sequence
  • the second sequence is a ZC sequence
  • the first sequence is a Hadamard sequence
  • the second sequence is a ZC sequence.
  • the operation that the first sequence and the second sequence are determined at least according to the cell index corresponding to the first signal includes that: a sequence index of the first sequence and a root sequence index of the second sequence are determined according to the cell index corresponding to the first signal.
  • the start time domain location information of the first signal includes at least one of the following: a start radio frame index, a start subframe index, a start radio frame index of a first channel search space corresponding to the first signal, and a start subframe index of the first channel search space corresponding to the first signal.
  • the current time domain location information of the first signal includes at least one of the following: a current radio frame index, a current subframe index, a first offset value of a current subframe relative to a start subframe of the first signal, a second offset value of a current radio frame relative to a start radio frame of the first signal, a third offset value of the current subframe relative to the start radio frame of the first signal, and a fourth offset value of the current radio frame relative to the start subframe of the first signal.
  • the first signal includes at least one of the synchronization signal and the wake-up signal.
  • the sequence of the first signal is generated further based on a third sequence.
  • the third sequence is an orthogonal sequence with a length F, or the third sequence is generated based on a fourth sequence with a length G, where F is a total number of subframes corresponding to the first signal, and G is a positive integer less than or equal to F.
  • a base station sends a first signal, wherein a sequence corresponding to the first signal consists of a first sequence and a second sequence, and the first sequence and the second sequence are determined in the first manner.
  • the first sequence is a pseudo-random sequence or generated based on a pseudo-random sequence, and is preferably a Gold sequence.
  • the second sequence is a ZC sequence, specifically:
  • the cell index corresponding to the first signal is N ID Cell
  • determining the first sequence at least according to the start time domain location information of the first signal and the current time domain location information of the first signal refers to determining the initial value c init of the second m-sequence that constitutes the Gold sequence.
  • the start time domain location of the first signal is the start radio frame index n f init of the first signal
  • the current time domain location of the first signal is the current radio frame index n f
  • c init n f *2 10 +n f init
  • c init n f init *2 10 +n f
  • c init n f init *n f
  • c init n f ⁇ n f init
  • c init n f mod 2*2 10 +n f init
  • c init n f init mod 2*2 1 +n f mod 2
  • c init n f init mod 2+ n f mod 2*2 1
  • c init n f init mod q 1 +n f mod q 2 *2 w
  • q 1 , q 2 are preset values
  • the value of w is determined at least according to q 1 .
  • the start time domain location of the first signal is the start radio frame index n f init of the first signal
  • the current time domain location of the first signal is the current subframe index ⁇ n s /2 ⁇ , where n s is a time slot index
  • c init n f *2 4 + ⁇ n s /2 ⁇
  • c init n f * ⁇ n s init /2 ⁇
  • c init n f mod q 1 *2 4 + ⁇ n s init /2 ⁇ , where q 1 is a preset value.
  • the start time domain location of the first signal is the start subframe index ⁇ n s init /2 ⁇ of the first signal
  • the current time domain location of the first signal is the current radio frame index n f
  • n s is a time slot index
  • c init n f *2 4 + ⁇ n s init /2 ⁇
  • c init n f * ⁇ n s init /2 ⁇
  • c init n f mod q 1 *2 4 + ⁇ n s init /2 ⁇
  • q 1 is a preset value.
  • the start time domain location of the first signal is the start subframe index ⁇ n s init /2 ⁇ of the first signal
  • the current time domain location of the first signal is the current subframe index ⁇ n s /2 ⁇
  • n s is a time slot index
  • c init ⁇ n s init /2 ⁇ *2 4 + ⁇ n s /2 ⁇
  • c init ⁇ n s init /2 ⁇ * ⁇ n s /2 ⁇ .
  • the start time domain location of the first signal is the start radio frame index n f init and the start subframe index n sf init or ⁇ n s init /2 ⁇ of the first signal, where n s is a time slot index, and the current time domain location of the first signal is the current subframe index n f ,
  • the start time domain location of the first signal is the start radio frame index n f init of the first signal
  • the current time domain location of the first signal is the current radio frame index n f and the current subframe index ⁇ n s /2 ⁇
  • the start time domain location of the first signal is the start radio frame index n and the start subframe index n sf init or ⁇ n s init /2 ⁇ of the first signal, where n s is a time slot index, and the current time domain location of the first signal is the current radio frame index n f and the current subframe index ⁇ n s /2 ⁇
  • c init ( n f init *2 18 +n f *2 8 + ⁇ n/ 2 ⁇ *2 4 + ⁇ n s init /2 ⁇ )
  • c init ( n f init mod q 1 *2 w +n f mod q 2 *2 8 + ⁇ n s /*2 ⁇ *2 4 +In s init /2 ⁇ )
  • c init (10 n f *2 22 +10 n f init *2 8 + ⁇ n s init /2 ⁇ *2 4 + ⁇ n s /2 ⁇ )mod 2 31
  • c init n
  • the start time domain location of the first signal is the start subframe index n sf init or ⁇ n s init /2 ⁇ of the first signal, where n s is a time slot index, and the current time domain location of the first signal is the current radio frame index n and the current subframe index ⁇ n s /2 ⁇
  • c init n f *2 8 + ⁇ n s /2 ⁇ *2 3 + ⁇ n s init /2 ⁇
  • c init n f mod q 1 *2 8 + ⁇ n s init /2 ⁇ *2 3 + ⁇ n s /2 ⁇
  • c init n f *2 8 + ⁇ n s init /2 ⁇ *2 3 + ⁇ n s /2 ⁇
  • the start time domain location of the first signal is the start radio frame index n f init of the first signal
  • the second offset value of the current radio frame of the first signal relative to the start radio frame of the first signal is ⁇
  • c init ⁇ n f init *2 4 + ⁇
  • c init n f init * ⁇
  • c init n f init mod q 1 *2 4 + ⁇
  • c init n f init mod q 1 * ⁇
  • any solution in which C init includes the start time domain location information of the first signal and the current time domain location information of the first signal belongs to the protection scope of the disclosure.
  • the start time domain location of the first signal includes at least one of the following: the start time domain location information corresponding to the first signal and the start time domain location information of the first channel search space corresponding to the first signal, wherein the start time domain location information includes: the start radio frame index and/or the start subframe index.
  • the current time domain location information of the first signal includes one of the following: the current radio frame index, the current subframe index, the first offset value of the current subframe relative to the start subframe of the first signal, the second offset value of the current radio frame relative to the start radio frame of the first signal, the third offset value of the current subframe relative to the start radio frame of the first signal, and the fourth offset value of the current radio frame relative to the start subframe of the first signal.
  • ⁇ T 1 ⁇ 3 ⁇ 2 * ⁇ N ID Cell 1 ⁇ 2 ⁇ 6 ⁇ , where the value of T is preset.
  • the cell index corresponding to the first signal is N ID Cell
  • Nc is a preset value.
  • the operation of determining the first sequence at least according to the start time domain location information of the first signal and the current time domain location information of the first signal refers to determining the values of m 0 and m 1 , specifically as follows.
  • m 0 10 n f init + ⁇ n s init /2 ⁇
  • m 1 10 n f + ⁇ n s /2 ⁇
  • m 0 10 n f init
  • m 1 10 n f + ⁇ n s /2 ⁇
  • m 0 10 n f init + ⁇ n s init /2 ⁇
  • m 1 10 n f + ⁇ n s init /2 ⁇
  • m 1 n f mod q 1
  • m 1 represents the start time domain location information of the first signal
  • any solution in which m 0 or m 1 include the start time domain location information of the first signal or the current time domain location information of the first signal belongs to the protection scope of the disclosure.
  • the start time domain location of the first signal includes at least one of the following: the start time domain location information corresponding to the first signal and the start time domain location information of the first channel search space corresponding to the first signal, wherein the start time domain location information includes: the start radio frame index and/or the start subframe index.
  • the current time domain location information of the first signal includes one of the following: the current radio frame index, the current subframe index, the first offset value of the current subframe relative to the start subframe of the first signal, the second offset value of the current radio frame relative to the start radio frame of the first signal, the third offset value of the current subframe relative to the start radio frame of the first signal, and the fourth offset value of the current radio frame relative to the start subframe of the first signal.
  • T T 1 ⁇ 3 ⁇ 2 * ⁇ N ID Cell 126 ⁇ , where the value of T is preset.
  • the cell index corresponding to the first signal is N ID Cell
  • the first sequence is composed of a pseudo-random sequence, specifically
  • z(i) is generated in the following manners, then determining the first sequence at least according to the start time domain location information of the first signal and the current time domain location information of the first signal refers to determining the initial value of the second m-sequence.
  • Nc is a preset value.
  • the operation of determining the first sequence at least according to the start time domain location information of the first signal and the current time domain location information of the first signal refers to determining the initial value c init of the second m-sequence, referring to embodiment 3 for the value of c init .
  • any solution in which C init includes the start time domain location information of the first signal and the current time domain location information of the first signal belongs to the protection scope of the disclosure.
  • the start time domain location of the first signal includes at least one of the following: the start time domain location information corresponding to the first signal and the start time domain location information of the first channel search space corresponding to the first signal, wherein the start time domain location information includes: the start radio frame index and/or the start subframe index.
  • the current time domain location information of the first signal includes one of the following: the current radio frame index, the current subframe index, the first offset value of the current subframe relative to the start subframe of the first signal, the second offset value of the current radio frame relative to the start radio frame of the first signal, the third offset value of the current subframe relative to the start radio frame of the first signal, and the fourth offset value of the current radio frame relative to the start subframe of the first signal.
  • a base station sends a first signal, wherein a sequence corresponding to the first signal consists of a first sequence and a second sequence, and the first sequence and the second sequence are determined in the second manner.
  • the first sequence is a pseudo-random sequence or generated based on a pseudo-random sequence, and is preferably a Gold sequence.
  • the second sequence is a ZC sequence, specifically:
  • N ZC mod(n, N PN )
  • m mod(n, N PN )
  • N ZC mod(n, N PN )
  • m mod(n, N PN )
  • m mod(n, N PN )
  • the value of m is 0, 1, 2, . . . , M ⁇ 1
  • N ZC is the length of the second sequence
  • N PN is the length of the first sequence
  • the value of N PN is preset or equals to xM, where x is a positive integer greater than or equal to 1
  • ⁇ is a cyclic shift corresponding to the second sequence
  • u is a root sequence index corresponding to the second sequence. It is assumed that the position of the first signal mapped in the subframe is shown in FIG. 3 , then the value of N ZC is a prime number less than 132.
  • the operation of determining a root sequence and/or a cyclic shift corresponding to the second sequence according to a cell index corresponding to the first signal and current time domain location information of the first signal refers to determining the value of u and/or the value of ⁇ , specifically:
  • T T 1 ⁇ 3 ⁇ 2 * mod ( ⁇ N ID Cell N zc ⁇ + Z , 131 ) , where T is a pre-determined value, and the value of Z is determined according to the current time domain location information of the first signal.
  • the current time domain location of the first signal is the current radio frame index n f
  • the current time domain location of the first signal is the first offset value ⁇ 1 of the current subframe relative to the start subframe of the first signal
  • the current time domain location of the first signal is the second offset value ⁇ 2 of the current radio frame relative to the start radio frame of the first signal
  • the operation of determining the first sequence according to the start time domain location information of the first signal refers to determining the initial value c init of the second m-sequence.
  • the operation of determining the root sequence and/or the cyclic shift corresponding to the second sequence according to the cell index corresponding to the first signal and the current time domain location information of the first signal refers to determining the value of u and/or the value of ⁇ , specifically:
  • T T 1 ⁇ 3 ⁇ 2 * mod ( ⁇ N ID Cell N zc ⁇ + Z , 131 ) , where T is a pre-determined value, and the value of Z is determined according to the current time domain location information of the first signal.
  • the start time domain location of the first signal is the start radio frame index n f init of the first signal
  • the current time domain location of the first signal is the current subframe index n f
  • the current time domain location of the first signal is the first offset value ⁇ 1 of the current subframe relative to the start subframe of the first signal
  • the current time domain location of the first signal is the second offset value ⁇ 2 of the current radio frame relative to the start radio frame of the first signal
  • the first sequence is a pseudo-random sequence, as illustrated in the specific embodiment 2.
  • the operation of determining the first sequence according to the start time domain location information of the first signal refers to determining m 0 and m 1 ,
  • the operation of determining the root sequence and/or the cyclic shift corresponding to the second sequence according to the cell index corresponding to the first signal and the current time domain location information of the first signal refers to determining the value of u and/or the value of ⁇ , specifically:
  • T T 1 ⁇ 3 ⁇ 2 * mod ( ⁇ N ID Cell N zc ⁇ + Z , 131 ) , where T is a pre-determined value, and the value of Z is determined according to the current time domain location information of the first signal.
  • the start time domain location of the first signal is the start radio frame index N f init of the first signal
  • the current time domain location of the first signal is the current subframe index n f
  • the current time domain location of the first signal is the first offset value ⁇ 1 of the current subframe relative to the start subframe of the first signal
  • the current time domain location of the first signal is the second offset value ⁇ 2 of the current radio frame relative to the start radio frame of the first signal
  • the first sequence is generated based on the pseudo-random sequence, as illustrated in the specific embodiment 3.
  • a base station sends a first signal, wherein a sequence corresponding to the first signal consists of a first sequence and a second sequence, and the first sequence and the second sequence are determined in the third manner.
  • the first sequence is a pseudo-random sequence or generated based on a pseudo-random sequence, and is preferably a Gold sequence.
  • the second sequence is a ZC sequence, specifically:
  • N ZC mod(n,N ZC )
  • N PN mod(n,N PN )
  • N ZC is the length of the second sequence
  • N PN is the length of the first sequence
  • the value of N PN is preset or equals to xM, where x is a positive integer greater than or equal to 1
  • ⁇ is the cyclic shift corresponding to the second sequence
  • u is a root sequence index corresponding to the second sequence. It is assumed that the position of the first signal mapped in the subframe is shown in FIG. 3 , then the value of N ZC is a prime number less than 132.
  • ⁇ T 132 * ⁇ N ID Cell Thr 1 ⁇ , where the values of Thr1, Thr2 and T are preset.
  • the cell index corresponding to the first signal is N ID Cell
  • the operation of determining the first sequence at least according to the start time domain location information of the first signal, the current time domain location information of the first signal and the cell index corresponding to the first signal refers to determining the initial value c init of the second m-sequence.
  • the start time domain location of the first signal is the start radio frame index n f init of the first signal
  • the current time domain location of the first signal is the current radio frame index n f
  • c init n f *2 19 +n f init *2 9 +N ID Cell
  • c init n f init *2 19 +n f *2 9 +N ID Cell
  • c init n f init *n f *2 9 +N ID Cell
  • c init ( n f ⁇ n f init )*2 9 +N ID Cell
  • c init ( n f ⁇ n f init )* N ID Cell
  • c init ( n f +n f init )* N ID Cell
  • c init n f mod q 1 *2 w +n f init mod q 2 *2 9 +N ID Cell
  • c init n f
  • q 1 , q 2 are preset values
  • the value of w is determined at least according to q 2 .
  • the start time domain location of the first signal is the start radio frame index n f init of the first signal
  • the current time domain location of the first signal is the current subframe index ⁇ n s /2 ⁇
  • n s is a time slot index
  • c init n f init *2 4 + ⁇ n s /2 ⁇
  • c init n f init * ⁇ n s /2 ⁇
  • c init n f init mod q 1 *2 4 + ⁇ n s /2 ⁇
  • c init (( N ID Cell +1)((10 n f init + ⁇ n s /2 ⁇ )mod 8192+1)*2 9 +N ID Cell )mod 2 31
  • the start time domain location of the first signal is the start sub-frame index ⁇ n s init /2 ⁇ of the first signal
  • the current time domain location of the first signal is the current radio frame index n f , where n s is a time slot index
  • c init n f *2 13 + ⁇ n s init /2 ⁇ *2 9 +N ID Cell
  • c init n f * ⁇ n s init /2 ⁇ *2 9 +N ID Cell
  • c init n f mod q 1 *2 8 + ⁇ n s init /2 ⁇ *2 4 +N ID Cell
  • c init ((N ID Cell +1)((10n f + ⁇ n s init /2 ⁇ )mod 8192+1)*2 9 +N ID Cell )mod 2 31 , where q 1 is a preset value.
  • the start time domain location of the first signal is the start subframe index ⁇ n s init /2 ⁇ of the first signal
  • the current time domain location of the first signal is the current subframe index ⁇ n s /2 ⁇ , where n s is a time slot index
  • c init ⁇ n s init /2 ⁇ *2 13 + ⁇ n s /2 ⁇ *2 9 +N ID Cell
  • c init ⁇ n s init /2 ⁇ * ⁇ n s init /2 ⁇ *2 9 +N ID Cell
  • c init ((N ID Cell +1)( ⁇ n s /2 ⁇ )( ⁇ n s init /2 ⁇ )+1)*2 9 +N ID Cell )mod 2 31 .
  • the start time domain location of the first signal is the start radio frame index n f init and the start subframe index ⁇ n s init /2 ⁇ of the first signal, where n s is a time slot index, and the current time domain location of the first signal is the current subframe index n f
  • c init (10 n f init + ⁇ n s init /2 ⁇ )*2 19 +n f *2 9 +N ID Cell )mod 2 31
  • c init n f init mod q 1 *2 w +n f mod q 2 *2 13 + ⁇ n s init /2 ⁇ *2 9 +N ID Cell
  • c init ( N ID Cell +n f *2 9 +((10 n f init + ⁇ n s init /2 ⁇ )mod 8192)+1)*2 19 )mod 2 31
  • c init ( N ID Cell +n f *((10 n f init + ⁇ ⁇ )mod 8192)+1)*2 19
  • the start time domain location of the first signal is the start radio frame index n f init of the first signal
  • the current time domain location of the first signal is the current radio frame index n f and the current subframe index ⁇ n s /2 ⁇
  • c init n f init mod 2*2 14 + ⁇ n s /2 ⁇ *2 10 +n j mod 2*2 9 +N ID Cell
  • c init n f init mod 2*2 14 +n f mod 2*2 13 + ⁇ n s /2 ⁇ *2 9 +N ID Cell
  • c init ( N ID Cell +n* 2 9 +((10 n f + ⁇ n s /2 ⁇ )mod 8192)+1)*2 19 )mod 2 31
  • c init N ID Cell +n f init mod 2*2 9 +((10 n f + ⁇ n s /2 ⁇ )mod 8192)+1)*2 10
  • c init ( N ID Cell
  • the start time domain location of the first signal is the start radio frame index n f init and the start subframe index n sf init or ⁇ n s init /2 ⁇ of the first signal, where n s is a time slot index, and the current time domain location of the first signal is the current radio frame index n f and the current subframe index ⁇ n s /2 ⁇ ,
  • c init ((10 n f + ⁇ n s /2 ⁇ )mod 8192+1)((10 n f init + ⁇ n s init /2 ⁇ )mod 8192+1)*2 9 +N ID Cell )mod 2 31
  • the start time domain location of the first signal is the start subframe index n sf init or ⁇ n s init /2 ⁇ of the first signal
  • the current time domain location of the first signal is the first offset value ⁇ of the current subframe relative to the start subframe of the first signal
  • start time domain location of the first signal is the start radio index n f init of the first signal
  • current time domain location of the first signal is the first offset value ⁇ of the current subframe relative to the start subframe of the first signal
  • any solution in which C init includes the start time domain location information of the first signal and the current time domain location information of the first signal belongs to the protection scope of the disclosure.
  • the start time domain location of the first signal includes at least one of the following: the start time domain location information corresponding to the first signal and the start time domain location information of the first channel search space corresponding to the first signal, for example, when the first signal is a WUS signal, wherein the start time domain location information includes: the start radio frame index and/or the start subframe index.
  • the current time domain location information of the first signal includes one of the following: the current radio frame index, the current subframe index, the first offset value of the current subframe relative to the start subframe of the first signal, the second offset value of the current radio frame relative to the start radio frame of the first signal, the third offset value of the current subframe relative to the start radio frame of the first signal, and the fourth offset value of the current radio frame relative to the start subframe of the first signal.
  • ⁇ T 132 * ⁇ N ID Cell 126 ⁇ , where the values of T, Thr1 and Thr2 are preset.
  • the cell index corresponding to the first signal is N ID Cell
  • Nc is a preset value.
  • the operation of determining the first sequence at least according to the start time domain location information of the first signal, the current time domain location information of the first signal and the cell index corresponding to the first signal refers to determining the value of m 0 and m 1 , specifically as follows.
  • m 0 represents the start time domain location information of the first signal and the cell index information corresponding to the first sequence
  • m 1 represents the current time domain location information of the first signal.
  • m 0 ((10n f + ⁇ n s /2 ⁇ )mod 8192+1)*(N ID Cell +1)*2 9 +N ID Cell .
  • m 1 represents the start time domain location information of the first signal
  • m 0 represents the current time domain location information of the first signal and the cell index corresponding to the first signal.
  • m 0 ((10n f init + ⁇ n s init /2 ⁇ )mod 8192+1)*(N ID Cell +1)*2 9 +N ID Cell .
  • any solution in which m 0 or m 1 include the start time domain location information of the first signal or the current time domain location information of the first signal belongs to the protection scope of the disclosure.
  • the start time domain location of the first signal includes at least one of the following: the start time domain location information corresponding to the first signal and the start time domain location information of the first channel search space corresponding to the first signal, wherein the start time domain location information includes: the start radio frame index and/or the start subframe index.
  • the current time domain location information of the first signal includes one of the following: the current radio frame index, the current subframe index, the first offset value of the current subframe relative to the start subframe of the first signal, the second offset value of the current radio frame relative to the start radio frame of the first signal, the third offset value of the current subframe relative to the start radio frame of the first signal, and the fourth offset value of the current radio frame relative to the start subframe of the first signal.
  • ⁇ T 132 * ⁇ N ID Cell 126 ⁇ , where the value of T is preset.
  • the cell index corresponding to the first signal is N ID Cell
  • the first sequence is composed of a pseudo-random sequence, specifically
  • determining the first sequence at least according to the start time domain location information of the first signal and the current time domain location information of the first signal refers to determining the initial value of the second m-sequence, referring to the specific embodiment 1 of the present embodiment.
  • any solution in which c init includes the start time domain location information of the first signal and the current time domain location information of the first signal belongs to the protection scope of the disclosure.
  • the start time domain location of the first signal includes at least one of the following: the start time domain location information corresponding to the first signal and the start time domain location information of the first channel search space corresponding to the first signal, wherein the start time domain location information includes: the start radio frame index and/or the start subframe index.
  • the current time domain location information of the first signal includes one of the following: the current radio frame index, the current subframe index, the first offset value of the current subframe relative to the start subframe of the first signal, the second offset value of the current radio frame relative to the start radio frame of the first signal, the third offset value of the current subframe relative to the start radio frame of the first signal, and the fourth offset value of the current radio frame relative to the start subframe of the first signal.
  • a base station sends a first signal, wherein a sequence corresponding to the first signal consists of a first sequence and a second sequence, and the first sequence and the second sequence are determined in the fourth manner.
  • the first sequence is a pseudo-random sequence or generated based on a pseudo-random sequence, and is preferably a Gold sequence.
  • the second sequence is a ZC sequence, specifically:
  • N ZC mod(n,N ZC )
  • N PN mod(n,N PN )
  • N ZC is the length of the second sequence
  • N PN is the length of the first sequence
  • the value of N PN is preset or equals to xM, where x is a positive integer greater than or equal to 1
  • ⁇ is the cyclic shift corresponding to the second sequence
  • u is a root sequence index corresponding to the second sequence. It is assumed that the position of the first signal mapped in the subframe is shown in FIG. 3 , then the value of N ZC is a prime number less than 132.
  • the operation of determining the root sequence and/or the cyclic shift corresponding to the second sequence according to the cell index corresponding to the first signal and the current time domain location information of the first signal refers to determining the value of u and/or the value of ⁇ , specifically:
  • T T 1 ⁇ 3 ⁇ 2 * mod ⁇ ( ⁇ N ID Cell N z ⁇ c ⁇ + Z , 131 ) , where T is a pre-determined value, and the value of Z is determined according to the current time domain location information of the first signal.
  • the current time domain location of the first signal is the current radio frame index n f
  • the current time domain location of the first signal is the first offset value ⁇ 1 of the current subframe relative to the start subframe of the first signal
  • the current time domain location of the first signal is the second offset value ⁇ 2 of the current radio frame relative to the start radio frame of the first signal
  • Z 10 n f + ⁇ n s /2 ⁇
  • Z ⁇ n s /2 ⁇ .
  • the first sequence is a pseudo-random sequence, as illustrated in the specific embodiment 1.
  • the operation of determining the first sequence according to the start time domain location information of the first signal and the cell index corresponding to the first signal refers to determining the initial value c init of the second m-sequence.
  • the operation of determining the root sequence and/or the cyclic shift corresponding to the second sequence according to the cell index corresponding to the first signal and the current time domain location information of the first signal refers to determining the value of u and/or the value of ⁇ , specifically:
  • T T 1 ⁇ 3 ⁇ 2 * mod ⁇ ( ⁇ N ID Cell N zc ⁇ + Z , 131 ) , where T is a pre-determined value, and the value of Z is determined according to the current time domain location information of the first signal.
  • the start time domain location of the first signal is the start radio frame index n f init of the first signal
  • the current time domain location of the first signal is the current subframe index n f
  • the current time domain location of the first signal is the first offset value ⁇ 1 of the current subframe relative to the start subframe of the first signal
  • the current time domain location of the first signal is the second offset value ⁇ 2 of the current radio frame relative to the start radio frame of the first signal
  • Z 10 n f + ⁇ n s /2 ⁇
  • Z ⁇ n s /2 ⁇ .
  • the first sequence is a pseudo-random sequence, as illustrated in the specific embodiment 2.
  • the operation of determining the first sequence according to the start time domain location information of the first signal and the cell index corresponding to the first signal refers to determining m 0 and m 1 ,
  • m 0 N ID Cell
  • m 1 10n f init + ⁇ n s init /2 ⁇ .
  • the operation of determining the root sequence and/or the cyclic shift corresponding to the second sequence according to the cell index corresponding to the first signal and the current time domain location information of the first signal refers to determining the value of u and/or the value of ⁇ , specifically:
  • T T 1 ⁇ 3 ⁇ 2 * mod ⁇ ( ⁇ N ID C ⁇ e ⁇ l ⁇ l N z ⁇ c ⁇ + Z , 1 ⁇ 31 ) , where T is a pre-determined value, and the value of Z is determined according to the current time domain location information of the first signal.
  • the start time domain location of the first signal is the start radio frame index n f init of the first signal
  • the current time domain location of the first signal is the current subframe index n f
  • the current time domain location of the first signal is the first offset value ⁇ 1 of the current subframe relative to the start subframe of the first signal
  • the current time domain location of the first signal is the second offset value ⁇ 2 of the current radio frame relative to the start radio frame of the first signal
  • Z 10 n f + ⁇ n s /2 ⁇
  • Z ⁇ n s /2 ⁇ .
  • the first sequence is generated based on the pseudo-random sequence, as illustrated in specific embodiment 3.
  • the operation of determining the first sequence according to the start time domain location information of the first signal and the cell index corresponding to the first signal refers to determining c init then the value of c init is one of the following:
  • c init n f init *2 9 +N ID Cell
  • c init ⁇ n s init /2 ⁇ *2 9 +N ID Cell
  • c init ((10n f init + ⁇ n s init /2 ⁇ )mod 8192+1)*2 9 +N ID Cell
  • c init (N ID Cell +1)((10n f init + ⁇ n s init /2 ⁇ )mod 8192+1)*2 9 +N ID Cell .
  • a base station generates a sequence corresponding to a first signal, wherein the sequence corresponding to the first signal consists of a first sequence and a second sequence.
  • the first sequence is a pseudo-random sequence or generated based on a pseudo-random sequence
  • the second sequence is a ZC sequence, specifically:
  • the cell index corresponding to the first signal is N ID Cell
  • Nc is a preset value
  • the first sequence is composed of a pseudo-random sequence, specifically,
  • the z(i) is generated in the same way as c(m) in the specific embodiment 1 in the optional embodiment 3.
  • c init ((N ID Cell +1)( ⁇ +1)((10n f init + ⁇ n s init /2 ⁇ mod 8192+1)*2 9 +N ID Cell )mod 2 31 , where ⁇ is the current subframe of the first signal, which is equivalent to the offset value of the start subframe of the first signal.
  • the position of the first signal mapped in the subframe is shown in FIG. 3 .
  • the first signal occupies 11 symbols in the subframe. If the first signal is mapped to all the symbols in the subframe, that is, the first signal occupies 14 symbols in the subframe, then N PN and/or N ZC corresponding to the first signal in the above embodiments may be adopted, that is, the manner of generating the basic sequence remains unchanged, and the sequence occupying 14 symbols is obtained by means of circular extension; or, the first sequence and the second sequence are generated according to 14 symbols.
  • the start radio frame index n f init of the first signal may also be the start radio frame index of the first channel search space corresponding to the first signal. It is assumed that the first signal is the wake-up signal, then the start radio frame index of the first signal is the start radio frame index corresponding to the wake-up signal, or the start radio frame index of a PDCCH search space corresponding to the wake-up signal.
  • the start radio frame index of the first signal may be the start radio frame index on a PO.
  • the start subframe index ⁇ n s init /2 ⁇ of the first signal may also be the start subframe index of the first channel search space corresponding to the first signal.
  • the start subframe index of the first signal may be the start subframe index corresponding to the wake-up signal, or the start subframe index of the PDCCH search space corresponding to the wake-up signal.
  • the start subframe index of the first signal may be the start subframe index on the PO.
  • a base station generates a sequence corresponding to a first signal, wherein the sequence corresponding to the first signal consists of a first sequence and a second sequence.
  • the first sequence is a Hadamard sequence
  • N ZC mod(n,N ZC )
  • m mod(n,N H )
  • N ZC is the length of the second sequence
  • N H 128 or 256. If the sequence index of the first sequence and the root sequence index of the second sequence are determined according to the cell index corresponding to the first signal, then
  • N H is 128, then the corresponding c q is the index in Hadamard (128), which is ⁇ 0, 31, 63, 127 ⁇ .
  • N H is 256
  • c q is the index in Hadamard (256), which is ⁇ 0, 63, 127, 255 ⁇ .
  • N H 128 or 256. If the sequence index of the first sequence and the root sequence index of the second sequence are determined according to the cell index corresponding to the first signal, then
  • N H is 128, then the corresponding c q is the index in Hadamard (128), which is ⁇ 0, 63 ⁇ .
  • N H is 256
  • c q is the index in Hadamard (256), which is ⁇ 0, 127 ⁇ .
  • S(f) is generated based on a fourth sequence. It is assumed that the fourth sequence is [1, ⁇ 1], then S(f) is obtained by generating a PN sequence with length F based on the fourth sequence.
  • S(f) is generated based on the fourth sequence. It is assumed that the fourth sequence is [d, d*], then S(f) is obtained by generating a PN sequence with length F based on the fourth sequence. The initial value of the PN sequence is generated at least according to the cell index corresponding to the first signal.
  • S(f) is generated based on the fourth sequence. It is assumed that the fourth sequence is [1, ⁇ 1], then S(f) is obtained based on the fourth sequence.
  • S(f) 1
  • S(f) is generated based on the fourth sequence. It is assumed that the fourth sequence is [d, d*], then S(f) is obtained based on the fourth sequence.
  • the computer software product is stored in a storage medium (for example, a Read-Only Memory (ROM)/Random Access Memory (RAM), a magnetic disk, and a compact disc) and includes a number of instructions to make a computer device (which can be a personal computer, a server or a network device, etc.) execute all or part of the method in each embodiment of the disclosure.
  • a storage medium for example, a Read-Only Memory (ROM)/Random Access Memory (RAM), a magnetic disk, and a compact disc
  • the present embodiment provides a signal sending apparatus, which is configured to implement the above embodiments and exemplary implementations.
  • the embodiments which have been elaborated will not be repeated here.
  • the term “module” used below can realize a combination of software and/or hardware with an intended function.
  • the apparatus described in the following embodiment is realized through software better, the realization through hardware or a combination of software and hardware is possible and conceivable.
  • FIG. 6 is a structure diagram of a signal sending apparatus according to an embodiment of the disclosure As shown in FIG. 6 , the apparatus is applied to a base station, and includes:
  • a sending module 62 configured to send the first signal.
  • a sequence of the first signal is generated at least based on a first sequence and a second sequence.
  • the first sequence and the second sequence are determined in one of the following manners. In a first manner, the first sequence is determined at least according to start time domain location information of the first signal and current time domain location information of the first signal, and the second sequence is determined at least according to a cell index corresponding to the first signal. In a second manner, the first sequence is determined at least according to the start time domain location information of the first signal, and the second sequence is determined at least according to the cell index corresponding to the first signal and the current time domain location information of the first signal.
  • the first sequence is determined at least according to the start time domain location information of the first signal, the current time domain location information of the first signal, and the cell index corresponding to the first signal, and the second sequence is determined at least according to the cell index corresponding to the first signal.
  • the first sequence is determined at least according to the start time domain location information of the first signal and the cell index corresponding to the first signal
  • the second sequence is determined at least according to the cell index corresponding to the first signal and the current time domain location information of the first signal.
  • the first sequence and the second sequence are determined at least according to the cell index corresponding to the first signal.
  • the first sequence is a pseudo-random sequence
  • the second sequence is a ZC sequence
  • the first sequence is a Hadamard sequence
  • the second sequence is a ZC sequence.
  • the operation that the first sequence and the second sequence are determined according to the cell index corresponding to the first signal includes that: a sequence index of the first sequence and a root sequence index of the second sequence are determined according to the cell index corresponding to the first signal.
  • the start time domain location information of the first signal includes at least one of the following: a start radio frame index, a start subframe index, a start radio frame index of a first channel search space corresponding to the first signal and a start subframe index of the first channel search space corresponding to the first signal.
  • the current time domain location information of the first signal includes at least one of the following: a current radio frame index, a current subframe index, a first offset value of a current subframe relative to the start subframe of the first signal, the second offset value of the current radio frame relative to a start radio frame of the first signal, a third offset value of the current subframe relative to a start radio frame of the first signal, and a fourth offset value of the current radio frame relative to the start subframe of the first signal.
  • the first signal includes at least one of a synchronization signal and a wake-up signal.
  • the sequence of the first signal is generated further based on the third sequence.
  • the third sequence is an orthogonal sequence with a length F, or the third sequence is generated based on a fourth sequence with a length G, where F is a total number of subframes corresponding to the first signal, and G is a positive integer less than or equal to F.
  • the present embodiment also provides a signal receiving apparatus. As shown in FIG. 7 , the apparatus is applied to UE, and includes:
  • a receiving module 72 configured to receive a first signal sent by a base station.
  • a sequence of the first signal is generated at least based on a first sequence and a second sequence.
  • the first sequence and the second sequence are determined in one of the following manners. In a first manner, the first sequence is determined at least according to start time domain location information of the first signal and current time domain location information of the first signal, and the second sequence is determined at least according to a cell index corresponding to the first signal. In a second manner, the first sequence is determined at least according to the start time domain location information of the first signal, and the second sequence is determined at least according to the cell index corresponding to the first signal and the current time domain location information of the first signal.
  • the first sequence is determined at least according to the start time domain location information of the first signal, the current time domain location information of the first signal, and the cell index corresponding to the first signal, and the second sequence is determined at least according to the cell index corresponding to the first signal.
  • the first sequence is determined at least according to the start time domain location information of the first signal and the cell index corresponding to the first signal
  • the second sequence is determined at least according to the cell index corresponding to the first signal and the current time domain location information of the first signal.
  • the first sequence and the second sequence are determined at least according to the cell index corresponding to the first signal.
  • the first sequence is a pseudo-random sequence
  • the second sequence is a ZC sequence
  • the first sequence is a Hadamard sequence
  • the second sequence is a ZC sequence.
  • the operation that the first sequence and the second sequence are determined according to the cell index corresponding to the first signal includes that: a sequence index of the first sequence and a root sequence index of the second sequence are determined according to the cell index corresponding to the first signal.
  • the start time domain location information of the first signal includes at least one of the following: a start radio frame index, a start subframe index, a start radio frame index of a first channel search space corresponding to the first signal and a start subframe index of the first channel search space corresponding to the first signal.
  • the current time domain location information of the first signal includes at least one of the following: a current radio frame index, a current subframe index, a first offset value of a current subframe relative to a start subframe of the first signal, a second offset value of a current radio frame relative to a start radio frame of the first signal, a third offset value of the current subframe relative to the start radio frame of the first signal, and a fourth offset value of the current radio frame relative to the start subframe of the first signal.
  • the first signal includes at least one of a synchronization signal and a wake-up signal.
  • the sequence of the first signal is generated further based on the third sequence.
  • the third sequence is an orthogonal sequence with a length F, or the third sequence is generated based on a fourth sequence with a length G, where F is a total number of subframes corresponding to the first signal, and G is a positive integer less than or equal to F.
  • each of the above modules may be realized by software or hardware.
  • each of the above modules may be realized by, but not limited to, the following way: all of the above modules are in the same processor; or, the above modules are respectively in different processors in the form of any combination.
  • the embodiment of the disclosure also provides a storage medium.
  • the storage medium stores a computer program.
  • the computer program is configured to execute, when running, operations in any of the above method embodiments.
  • the storage medium may be set to store a computer program for executing the following operation.
  • a first signal is sent.
  • a sequence of the first signal is generated at least based on a first sequence and a second sequence.
  • the first sequence and the second sequence are determined in one of the following manners.
  • the first sequence is determined at least according to start time domain location information of the first signal and current time domain location information of the first signal
  • the second sequence is determined at least according to a cell index corresponding to the first signal.
  • the first sequence is determined at least according to the start time domain location information of the first signal
  • the second sequence is determined at least according to the cell index corresponding to the first signal and the current time domain location information of the first signal.
  • the first sequence is determined at least according to the start time domain location information of the first signal, the current time domain location information of the first signal, and the cell index corresponding to the first signal, and the second sequence is determined at least according to the cell index corresponding to the first signal.
  • the first sequence is determined at least according to the start time domain location information of the first signal and the cell index corresponding to the first signal
  • the second sequence is determined at least according to the cell index corresponding to the first signal and the current time domain location information of the first signal.
  • the first sequence and the second sequence are determined at least according to the cell index corresponding to the first signal.
  • the storage medium include, but not limited to, a USB flash disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), a mobile hard disk, a magnetic disk, a compact disc, and other medium capable of storing the computer program.
  • the embodiment of the disclosure also provides an electronic device, which includes a memory and a processor.
  • the memory stores a computer program.
  • the processor is configured to run the computer program to execute operations in any of the above method embodiments.
  • the electronic device may also include a transmission device and an input/output device.
  • the transmission device is connected with the processor, and the input/output device is connected with the processor.
  • the processor may be configured to execute the following operation through the computer program.
  • a first signal sent by a base station is received.
  • a sequence of the first signal is generated at least based on a first sequence and a second sequence.
  • the first sequence and the second sequence are determined in one of the following manners.
  • the first sequence is determined at least according to start time domain location information of the first signal and current time domain location information of the first signal
  • the second sequence is determined at least according to a cell index corresponding to the first signal.
  • the first sequence is determined at least according to the start time domain location information of the first signal
  • the second sequence is determined at least according to the cell index corresponding to the first signal and the current time domain location information of the first signal.
  • the first sequence is determined at least according to the start time domain location information of the first signal, the current time domain location information of the first signal, and the cell index corresponding to the first signal, and the second sequence is determined at least according to the cell index corresponding to the first signal.
  • the first sequence is determined at least according to the start time domain location information of the first signal and the cell index corresponding to the first signal
  • the second sequence is determined at least according to the cell index corresponding to the first signal and the current time domain location information of the first signal.
  • the first sequence and the second sequence are determined at least according to the cell index corresponding to the first signal.
  • the specific examples in the present embodiment may refer to the examples described in the above embodiments and alternative embodiments.
  • modules and operations in the embodiments of the disclosure may be implemented by a general-purpose computing device, and they may be centralized in a single computing device or distributed on a network composed of multiple computing devices; optionally, they may be implemented by a program code which is capable of being executed by the computing device, so that they may be stored in a storage device and executed by the computing device.
  • the presented or described operations may be executed in an order different from that described here.
  • the presented or described operations may be made into integrated circuit modules, respectively; or multiple modules and operations of them may be made into a single integrated circuit module. Therefore, the disclosure is not limited to any particular combination of hardware and software.
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